import datetime


def nextDay(year, month, day):
    # 求明天的日期
    now = datetime.date(year, month, day)
    tomorrow = now + datetime.timedelta(days=1)
    res = {'year': tomorrow.year, 'month': tomorrow.month, 'day': tomorrow.day}
    return res


#
# print(nextDay(2018, 1, 16))